Scientific demonstration apparatus



United States Patent 0 Des. 217,912

Patented June 30, 1970 ICC SCIENTIFIC DEMONSTRATION APPARATUS Lee Trippett, Eugene, 0reg., assignor to Scientific Demonstrators, Inc., Eugene, 0reg., a corporation of Oregon Filed June 18, 1968, Ser. No. 12,399

Term of patent 14 years Int. Cl. D19-08 US. Cl. D25---1 FIG. 1 is a perspective view of my scientific demonstration apparatus.

FIG. 2 is a side view of the apparatus of FIG. 1.

FIG. 3 is an end view of the apparatus of FIG. 1.

FIG. 4 is a top view of the apparatus of FIG. 1.

I claim:

The ornamental design for a scientific demonstration apparatus, as shown.

References Cited UNITED STATES PATENTS 11/1962 Goldman.

OTHER REFERENCES Catalogue of Scientific Instruments, L. E. Knott Co., recd Jan. 10, 1917, p. 89, Collision Ball Apparatus.

Patio Sales, recd Oct. 11, 1960, p. 42, lower right, ottoman.

MELVIN B. FEIFER, Primary Examiner 

